Best to Buy&reg; (6-PACK) SCool WHITE Bulb T5 Wedge 2.5W 360Deg LEDs for Malibu 12V AC Landscape 6 pack, LED replacement bulbs for standard 168 Malibu Bulbs. LED Type: High Power LED (very Bright) Color: Cool White - Bright (5500K-6500K) Voltage: 12V (works with 8V-18V AC/DC) Base: Wedge Base T10 T5 Used in: Landscape Malibu Cast Metal Tier Light, Malibu Porche lights, Cabinet, Closet, Outdoor patio, Under counter Lights, Indoor and Outdoor Fixtures.